package Top_Interview_Questions.Tree.Supple;

/**
 * @Author: 吕庆龙
 * @Date: 2020/2/7 12:30
 * <p>
 * 功能描述:
 */
public class TreeNode {
    public int val;
    public TreeNode left;
    public TreeNode right;

    public TreeNode(int x) {
        val = x;
    }

    @Override
    public String toString() {
        return "TreeNode{" +
                "val=" + val +
                '}';
    }
}
